Ivan M. Turner, Jr. is a scientist at E. I. du Pont de Nemours & Company (DuPont) who has published several papers on nitrile hydratase enzymes. He has over 15 years of experience at DuPont and has taken various professional training courses related to radiation safety, biohazards, toxic substances regulations, and hazardous materials emergency response. His references include his current technical manager at DuPont and a former technical manager who is now retired.

1. Ivan M. Turner, Jr.
E. I. du Pont de Nemours & Company (DuPont)
105 Falcon Lane Cell: (302) 528-1664
Limestone Hills Personal Email: ivanmturner-jr@gmail.com
Wilmington, DE 19803 Work Email: ivan.m.turner-jr@dupont.com
PUBLICATIONS
1. Crystal structure of substrate free form of glycerol dehydratase. Liao, Der-Ing; Dotson,Garry;
Turner, Ivan; Reiss, Lisa; Emptage, Mark. Journal of Inorganic Biochemistry (Jan 1 2003), 93(1-2), 84-
91.
2. Structure of Glycerol Dehydratase Reactivase. A New Type of Molecular Chaperone. Liao, Der-
Ing; Reiss, Lisa; Turner, Ivan; Dotson,Garry. Structure (Cambridge, MA, United States) (Jan 2003),
11(1), 109-119.
3. Moessbauer and EPR Studies of the Photoactivation of Nitrile Hydratase. Popescu,Victoria-
Codrina; Muenck, Eckard; Fox, Brian G.; Sanakis, Yiannis; Cummings, John G.; Turner, Ivan M., Jr.;
Nelson, Mark J. Biochemistry (Jul 10 2001), 40(27), 7984-7991.
4. A Stereoselective Cobalt-Containing Nitrile Hydratase. Payne, Mark S.; Wu, Shijun; Fallon, Robert
D.; Tudor, Gabriela; Stieglitz, Barry; Turner, Ivan M., Jr.; Nelson, Mark J. Biochemistry (May 6 1997),
36(18), 5447-5454.
5. A Pseudomonas putida capable of stereoselective hydrolysis of nitriles. Fallon, R. D.; Stieglitz, B.;
Turner, I., Jr. Applied Microbiology and Biotechnology (1997), 47(2), 156-161.
6. Resonance Raman spectroscopy of nitrile hydratase, a novel iron-sulfur enzyme. Brennan, Bridget
A.; Cummings, John G.; Chase, D. Bruce; Turner, Ivan M., Jr.; Nelson, Mark J. Biochemistry (Aug 6
1996), 35(31), 10068-10077.
7. Coordination sphere of the ferric ion in nitrile hydratase. Jin, Haiyong; Turner, Ivan M., Jr.;
Nelson, Mark J.; Gurbiel, Ryszard J.; Doan, Peter E.; Hoffman, Brian M. Journal of the American
Chemical Society (1993), 115(12), 5290-1.
8. A novel iron-sulfur center in nitrile hydratase from Brevibacterium sp. Nelson, Mark J.; Jin,
Haiyong; Turner, Ivan M., Jr.; Grove, Geoffrey; Scarrow, Robert C.; Brennan, Bridget A.; Que,
Lawrence, Jr. Journal of the American Chemical Society (1991), 113(18), 7072-3.

2. Ivan M. Turner, Jr. – DuPont
2
PROFESSIONAL TRAINING
Radioisotope User (8 hour) Course – Radiation Protection Seminar
 Location: DuPont Experimental Station
 Instructor: Stuart Kline, CIH, CSP, CHMM
 Date: Spring, 1997
Control of Biohazards in the Research Laboratory
 Location: Johns Hopkins University, Baltimore, MD
 Instructor: Byron Tepper, Ph.D, CBSP, CSP
 Date: June, 1998
Compliance with Toxic Substances & Control Act
 Location: ABS Consulting, Government Institutes,Washington,DC
 Date: November, 2001
Fundamentals of TSCA and International Chemical Controls
 Location: Global Chemical Regulations Conference, Baltimore, MD
 Date: March, 2003
Biosecurity: Challenges and Applied Solutions
 Location: Science Applications International Corporation, McLean, VA
 Date: April, 2003
Hazardous Materials including Weapons of Mass Destruction, Emergency Response Training
 Location: Delaware Fire School, Dover, DE
 Date: April, 2004
Radiation Safety Officer Training
 Location: Radiation Safety Academy , Gaithersburg, MD
 Instructor: Raymond Jackson, MS, PE, RSO, FHPS, CSP
 Date: February, 2005
Control of Biohazards in the Research Laboratory
 Location: DuPont Experimental Station
 Instructor: Richard W. Gilpin, Ph.D, RBP, CBSP, [SM9NRCM)-emeritus]
 Date: October, 2015
REFERENCES
Armando Byrne, Ph. D.
Technical Manager
DuPont Experimental Station
P.O. Box 80328
Wilmington, DE 19803
Tel: (302) 695-9167
Armando.M.Byrne@dupont.com
Mark J. Nelson, Ph. D.
Technical Manager, Retired
Newark, DE 19713
Tel: (302) 275-6610
mark.j.nelson7074@gmail.com
Gee Joseph
Industrial Hygiene, Supervisor
DuPont Experimental Station
P.O. Box 80322
Wilmington, DE 19803
Tel: (302) 695-7246
Gee.Joseph@dupont.com